SN74CB3T3125

Product Folder Order Now Technical Documents Tools & Software Support & Community SN74CB3T3125 SCDS120C – FEBRUARY 2003 – REVISED DECEMBER 2018 SN74CB3T3125 Quadruple FET Bus Switch 2.5-V, 3.3-V Low-Voltage Bus Switch with 5-V-Tolerant Level Shifter 1 Features 1 Output Voltage Translation Tracks VCC Supports Mixed-Mode Signal Operation On All Data I/O Ports – 5-V Input Down to 3.3-V Output-Level Shift With 3.3-V VCC – 5-V/3.3-V Input Down to 2.5-V Output-Level Shift With 2.5-V VCC 5-V-Tolerant I/Os With Device Powered Up or Powered Down Bidirectional Data Flow, With Near-Zero Propagation Delay Low ON-State Resistance (ron) Characteristics (ron = 5 Ω Typical) Low Input/Output Capacitance Minimizes Loading (Cio(OFF) = 4.5 pF Typical) Data and Control Inputs Provide Undershoot Clamp Diodes Low Power Consumption (ICC = 20 μA Max) VCC Operating Range From 2.3 V to 3.6 V Data I/Os Support 0- to 5-V Signaling Levels (0.8 V, 1.2 V, 1.5 V, 1.8 V, 2.5 V, 3.3 V, 5 V) Control Inputs Can Be Driven by TTL or 5-V/3.3-V CMOS Outputs Ioff Supports Partial-Power-Down Mode Operation Latch-Up Performance Exceeds 250 mA Per JESD 17 ESD Performance Tested Per JESD 22 – 2000-V Human-Body Model (A114-B, Class II) – 1000-V Charged-Device Model (C101) 2 Applications Supports Digital Applications: Level Translation, USB Interface, Bus Isolation Ideal for Low-Power Portable Equipment 3 Description The SN74CB3T3125 is a high-speed TTL-compatible FET bus switch with...